<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" href="https://cdn.staticfile.org/element-ui/2.15.9/theme-chalk/index.css">
</head>
<body>
<div>
    <h1>发微博页面</h1>
    <input type="text" placeholder="发表内容" v-model="weibo.content">
    <el-upload
            action="/upload"
            name="picFile"
            limit="9"
            list-type="picture-card"
            :on-preview="handlePictureCardPreview"
            :on-success="handleSuccess"
            :on-remove="handleRemove">
        <i class="el-icon-plus"></i>
    </el-upload>
    <el-dialog :visible.sync="dialogVisible">
        <img width="100%" :src="dialogImageUrl" alt="">
    </el-dialog>
    <input type="button" value="发微博" @click="insert()">
</div>
<script src="https://cdn.bootcdn.net/ajax/libs/axios/0.21.1/axios.min.js"></script>
<script src="https://cdn.staticfile.org/vue/2.6.14/vue.min.js"></script>
<script src="https://cdn.staticfile.org/element-ui/2.15.9/index.min.js"></script>
<script>
    let v = new Vue({
        el:"body>div",
        data:{
            dialogImageUrl: '',
            dialogVisible: false,
            weibo:{content:"",urls:""},
            fileList:[]
        },
        methods:{
            handleSuccess(response,file,fileList) {
                v.fileList = fileList;
            },
            insert() {
                if(v.fileList.length == 0) {
                    alert("请选择上传的图片!");
                    return;
                }
                let arr = [];  //把图片路径装进一个数组, 然后toString() 转成一个字符串
                for(let file of v.fileList) {
                    arr.push(file.response);
                }
                v.weibo.urls = arr.toString();
                axios.post("/weibo/insert",v.weibo).then(function (response) {
                    if(response.data == 1) {
                        alert("发布完成!");
                        location.href="/";
                    }else {
                        alert("请先登录!")
                        location.href="/login.html";
                    }
                })
            },
            handleRemove(file, fileList) {
                v.fileList = fileList;
                console.log(file, fileList);
                // 发出删除图片的请求
                axios.post("/remove?url="+file.response).then(function (){
                    console.log("删除完成!");
                })
            },
            handlePictureCardPreview(file) {
                this.dialogImageUrl = file.url;
                this.dialogVisible = true;
            }
        }
    })
</script>
</body>
</html>